	function AutoResizeImage(maxWidth,maxHeight,objImg){
		var img = new Image();
		img.src = objImg.src;
		var hRatio;
		var wRatio;
		var Ratio = 1;
		var w = img.width;
		var h = img.height;
		wRatio = maxWidth / w;
		hRatio = maxHeight / h;
		if (maxWidth ==0 && maxHeight==0){
		Ratio = 1;
		}else if (maxWidth==0){//
		if (hRatio<1) Ratio = hRatio;
		}else if (maxHeight==0){
		if (wRatio<1) Ratio = wRatio;
		}else if (wRatio<1 || hRatio<1){
		Ratio = (wRatio<=hRatio?wRatio:hRatio);
		}
		if (Ratio<1){
		w = w * Ratio;
		h = h * Ratio;
		}
		objImg.height = h;
		objImg.width = w;
		}